Heat Pumps

Littelfuse provides a broad portfolio of components for heat pumps, including fuses, TVS diodes, gate drivers, and more. The heat pump market is growing quickly, driven by government initiatives to reduce greenhouse gas emissions and rising energy costs. With inverter-driven motors improving system efficiencies, heat pumps can now be used in a wide range of climates. Learn how Littelfuse technologies make heat pumps safer, more reliable, and more energy efficient. Heat pumps can be used in a wide range of climates due to the inverter-driven motors improving system efficiencies. These components are suitable for various applications such as energy management, security systems, HVAC systems, smoke detectors, and IoT-controlled appliances. Littelfuse offers protect, control, and sense technologies to improve buildings' reliability, safety, and energy efficiency.

Types of Fuses

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Results: 1.731
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity. Qty. RoHS Product Type Fuse Size/Group Body Style Current Rating Voltage Rating AC Voltage Rating DC
Littelfuse Cartridge Fuses 250V 12A TD HBC 851In Stock
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 12 A 250 VAC
Littelfuse Cartridge Fuses 5x20 TL HBC 250V 15A 1.384In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 15 A 250 VAC
Littelfuse Cartridge Fuses 250V HBC PT TL 5X20 PB FREE 20A 1.186In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 20 A 250 VAC
Littelfuse Cartridge Fuses 250V HBC TL 5X20 20A 2.705In Stock
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 20 A 250 VAC
Littelfuse Cartridge Fuses 250V 6.3A Slo-Blo 3.755In Stock
2.500Expected 07/04/2026
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 6.3 A 250 VAC
Littelfuse Cartridge Fuses 250V 6.3A Slo-Blo 6.898In Stock
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 6.3 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.25A Slo-Blo 3.782In Stock
2.000Expected 22/06/2026
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 1.25 A 250 VAC
Littelfuse Cartridge Fuses 250V 3.15A Slo-Blo 7.213In Stock
5.000Expected 04/05/2026
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 3.15 A 250 VAC
Littelfuse Cartridge Fuses FUS 5X20 PGT RAD FORM T HBC 3.15A/250V-P 931In Stock
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Ceramic Cartridge Fuse 5 mm x 20 mm Cylindrical 3.15 A 250 VAC
Littelfuse Cartridge Fuses 250V .05A Fast Acting 1.227In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 50 mA 250 VAC
Littelfuse Cartridge Fuses 250V .05A Fast Acting 1.955In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 50 mA 250 VAC
Littelfuse Cartridge Fuses 250V 63 mA Fast Acting 1.964In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 63 mA 250 VAC
Littelfuse Cartridge Fuses 250V 2A Fast Acting 1.454In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 2 A 250 VAC
Littelfuse Cartridge Fuses 250V 4A Fast Acting 3.032In Stock
2.000Expected 16/06/2026
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 4 A 250 VAC
Littelfuse Cartridge Fuses 250V 5A Fast Acting 3.285In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 5 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.6A Fast Acting 1.512In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 1.6 A 250 VAC
Littelfuse Cartridge Fuses 250V 10A Fast Acting 1.334In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 10 A 250 VAC
Littelfuse Cartridge Fuses 250V 16A FA HBC 5X20MM 2.460In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 16 A 250 VAC
Littelfuse Cartridge Fuses 250V 6.3A Fast Acting 2.035In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 6.3 A 250 VAC
Littelfuse Cartridge Fuses 250V 1.25A Fast Acting 1.804In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 1.25 A 250 VAC
Littelfuse Cartridge Fuses 250V FA HBC PT 5X20MM RoHS 12.5A 1.176In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 12.5 A 250 VAC
Littelfuse Cartridge Fuses 250V 3.15A Fast Acting 2.775In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical 3.15 A 250 VAC
Littelfuse Cartridge Fuses 250 V 0.032A 5x20mm Fast Acting 1.698In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 32 mA 250 VAC
Littelfuse Cartridge Fuses 250 V 0.032A 5x20mm Fast Acting 2.590In Stock
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 32 mA 250 VAC
Littelfuse Cartridge Fuses 250 V 0.05A 5x20mm Fast Acting 2.676In Stock
3.000Expected 23/02/2026
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Axial Lead and Cartridge Fuse 5 mm x 20 mm Cylindrical Leaded 50 mA 250 VAC